Note 4 - Debts and Commitments (Tables)

12 Months Ended

Sep. 30, 2020

Notes Tables

Contractual Obligation, Fiscal Year Maturity [Table Text Block]

	Payments due by Fiscal Year
	2021		2022		2023		2024		2025		2026 and after		Total
Real estate loan	$	131,000	$	148,000	$	153,000	$	158,000	$	164,000	$	955,000	$	1,709,000
Obligations under operating leases		129,000		11,000		—		—		—		—		140,000
Long-term accrued liabilities and other*		10,000		434,000		191,000		215,000		160,000		445,000		1,455,000
	$	270,000	$	593,000	$	344,000	$	373,000	$	324,000	$	1,400,000	$	3,304,000